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Information processing terminal and content writing system

  • US 9,092,648 B2
  • Filed: 06/05/2007
  • Issued: 07/28/2015
  • Est. Priority Date: 06/29/2006
  • Status: Active Grant
First Claim
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1. An information processing terminal for writing content data into a memory, comprising:

  • control means for transmitting, to a server connected therewith via a network, a request to acquire content data containing identification information for the memory, and controlling writing of content data into the memory;

    content input means for inputting encrypted content data from said server; and

    command input means for inputting encrypted command data from said server,the control means being capable of acquiring, as a response by the server to the request to acquire, the encrypted content data input by the content input means and the encrypted command data input by the command input means and providing the acquired encrypted content data and encrypted command data to said memory,said memory including onlya memory array, anda memory controller configuredto decode the encrypted content data and encrypted command data via a decoder circuit, andto control writing of the decoded content data into said memory array using the decoded command data,the encrypted command data being generated by encrypting command data based on an encryption parameter, andthe encrypted content data being generated by encrypting content data based on an encryption key that uses the identification information.

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